45132646 has 8 divisors (see below), whose sum is σ = 72906624. Its totient is φ = 20830440.

The previous prime is 45132617. The next prime is 45132653. The reversal of 45132646 is 64623154.

45132646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45132646² = 4073911469922632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867910 + ... + 867961.

It is an arithmetic number, because the mean of its divisors is an integer number (9113328).

Almost surely, 2^45132646 is an apocalyptic number.

45132646 is a deficient number, since it is larger than the sum of its proper divisors (27773978).

45132646 is a wasteful number, since it uses less digits than its factorization.

45132646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735886.

The product of its digits is 17280, while the sum is 31.

The square root of 45132646 is about 6718.0835064771. The cubic root of 45132646 is about 356.0384747795.

The spelling of 45132646 in words is "forty-five million, one hundred thirty-two thousand, six hundred forty-six".